Ellefson Z’Nuff, aka David Ellefson (ex-Megadeth) and Chip Z’Nuff (Enuff Z’Nuff), have shared a cover of Cheap Trick’s “Downed.” Ellefson commented: “It’s always a thrill to go back into our record collections and pay homage to the artists who inspired us. CHEAP TRICK are absolute legends, and ‘Downed’ is one of those deep cuts that…